Added DLL export to the internal classes in osgUtil::Optimize so that the internal classes can be used directly by client applications.
Added DLL export to the internal classes in osgUtil::Optimize so that the internal
classes can be used directly by client applications.


scrawl/osg,scrawl/osg,jtorresfabra/osg,tomasthoresen/osg,artoolkit/osg,jtorresfabra/osg,artoolkit/osg,openscenegraph/osg,marchelbling/osg,jtorresfabra/osg,openscenegraph/osg,tomasthoresen/osg,jtorresfabra/osg,artoolkit/osg,openscenegraph/osg,scrawl/osg,marchelbling/osg,marchelbling/osg,tomasthoresen/osg,tomasthoresen/osg,scrawl/osg,openscenegraph/osg,marchelbling/osg,artoolkit/osg